CVE-2019-1010170 Use after free in Jsi

High 7.5 Published Updated

A use-after-free vulnerability in Jsish allows attackers to cause a denial of service by executing crafted JavaScript code.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-1010170?

CVE-2019-1010170 is a high-severity use after free vulnerability in Jsish Jsish, published on 23 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jsish 2.4.77 2.0477 is affected by: Use After Free. The impact is: denial of service. The component is: function Jsi_ObjFree (jsiObj.c:230). The attack vector is: executing crafted javascript code. The fixed version is: 2.4.78.

Weakness: CWE-416

Which versions are affected by CVE-2019-1010170?

It affects 1 product.

Products include Jsish Jsish.

How do I fix CVE-2019-1010170?

No fix has been published for CVE-2019-1010170 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2019-1010170 being exploited?

There is no known exploitation of CVE-2019-1010170 in the wild and no public exploit code.

All Jsish Jsish vulnerabilities

Sources

Also known as GHSA-v3mc-p9q9-fjwf.

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